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from lang_ui import get_ui_lang
import gradio as gr
import ffmpeg

# Display available langauges and set default UI language
ui_lang_index = 1
available_ui_lang = ["English", "Bahasa Indonesia"]
ui_lang = get_ui_lang(ui_lang_index)

lang_radio_choice = 1
model_dropdown_choice = 2

# Transcribe components
ui_lang_radio = gr.Radio(
    available_ui_lang, type="index", value=available_ui_lang[ui_lang_index], interactive=True, show_label=False)
top_markdown = gr.Markdown(
    ui_lang["top_markdown"])
# TODO Add video by link
input_video = gr.Video(
    label=ui_lang["input_video_label"], interactive=True)
start_time = gr.Textbox(
    max_lines=1, placeholder="00:00:00", label=ui_lang["start_time_label"], interactive=False)
end_time = gr.Textbox(
    max_lines=1, placeholder="01:00:00", label=ui_lang["end_time_label"], interactive=False)
# TODO Use custom language
lang_radio = gr.Radio(
    ui_lang["lang_radio_choices"], label=ui_lang["lang_radio_label"], info=ui_lang["lang_radio_info"], type='index', interactive=True)
model_dropdown = gr.Dropdown(
    ui_lang["model_dropdown_choices"], label=ui_lang["model_dropdown_label"], info=ui_lang["model_dropdown_info"], type='index', interactive=True)
summary_checkbox = gr.Checkbox(
    label=ui_lang["summary_checkbox_label"], info=ui_lang["summary_checkbox_info"], interactive=False, visible=False)
start_button = gr.Button(
    ui_lang["start_button_value"], variant="primary", interactive=True)

# Adjust components
middle_markdown = gr.Markdown(
    ui_lang["middle_markdown"])
adjust_audio = gr.Audio(interactive=False)
adjust_speaker = gr.Textbox(
    label=ui_lang["adjust_speaker_value"], interactive=False)
prev_button = gr.Button(ui_lang["prev_button_value"], interactive=False)
next_button = gr.Button(ui_lang["next_button_value"], interactive=False)
adjust_button = gr.Button(
    ui_lang["adjust_button_value"], variant="primary", interactive=False)

# Result components
bottom_markdown = gr.Markdown(
    ui_lang["bottom_markdown"]
)
output_video = gr.Video(label=ui_lang["output_video_label"], interactive=False)
output_file = gr.File(file_count="multiple", interactive=False)
output_transcribe = gr.Textbox(
    label=ui_lang["output_transcribe_label"], interactive=False, show_copy_button=True)
output_summary = gr.Textbox(
    interactive=False, show_copy_button=True, visible=False)


def time_str(t):
    return '{0:02d}:{1:02d}:{2:02d}'.format(round(t // 3600),
                                            round(t % 3600 // 60),
                                            round(t % 60))


def get_duration(input_file):
    print("Checking file")
    if input_file is None:
        gr.Warning(ui_lang["input_video_warning"])
        return [
            start_time.update(None, interactive=False),
            end_time.update(None, interactive=False)
        ]
    print("Getting duration")
    info_json = ffmpeg.probe(input_file)
    print("Probing finished")
    duration_seconds = float(info_json['format']['duration'])
    duration_formatted = time_str(duration_seconds)
    return [
        start_time.update("00:00:00", interactive=True),
        end_time.update(duration_formatted, interactive=True)
    ]


# Change language function


def change_lang(input):
    global ui_lang
    ui_lang = get_ui_lang(input)
    print(f"Change language to {available_ui_lang[input]}")
    return [
        # Top
        top_markdown.update(
            ui_lang["top_markdown"]),
        input_video.update(
            label=ui_lang["input_video_label"]),
        start_time.update(
            label=ui_lang["start_time_label"]),
        end_time.update(
            label=ui_lang["end_time_label"]),
        lang_radio.update(
            choices=ui_lang["lang_radio_choices"], value=None, label=ui_lang["lang_radio_label"], info=ui_lang["lang_radio_info"],),
        model_dropdown.update(
            choices=ui_lang["model_dropdown_choices"], value=None, label=ui_lang["model_dropdown_label"], info=ui_lang["model_dropdown_info"]),
        summary_checkbox.update(
            label=ui_lang["summary_checkbox_label"], info=ui_lang["summary_checkbox_info"]),
        start_button.update(
            ui_lang["start_button_value"]),

        # Middle
        middle_markdown.update(
            ui_lang["middle_markdown"]),
        adjust_speaker.update(label=ui_lang["adjust_speaker_value"]),
        prev_button.update(
            ui_lang["prev_button_value"]),
        next_button.update(
            ui_lang["next_button_value"]),
        adjust_button.update(
            ui_lang["adjust_button_value"]),

        # Bottom
        bottom_markdown.update(
            ui_lang["bottom_markdown"]),
        output_video.update(label=ui_lang["output_video_label"]),
        output_transcribe.update(label=ui_lang["output_transcribe_label"]),
    ]


# comp_to_update and change_lang return must always be in equal number
comp_to_update = [
    top_markdown, input_video, start_time, end_time, lang_radio, model_dropdown, summary_checkbox, start_button, middle_markdown, adjust_speaker, prev_button, next_button, adjust_button, bottom_markdown, output_video, output_transcribe]